/*
    * Copyright 2005-2008 The Kuali Foundation
    * 
    * 
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    * 
    * http://www.opensource.org/licenses/ecl2.php
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.rice.kew.web;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * A tree of boolean flags which represent the state of show/hide for the GUI.
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class ShowHideTree implements java.io.Serializable {
  
  	private static final long serialVersionUID = 6048341469002946402L;
  
  	private Boolean show = Boolean.TRUE;
      private List children = new ArrayList();
      
      public ShowHideTree() {
      }
      
      public List getChildren() {
          return children;
      }
      
      public void setChildren(List children) {
          this.children = children;
      }
          
      public ShowHideTree getChild(Integer value) {
          return getChild(value.intValue());
      }
      
      public ShowHideTree getChild(int value) {
          for (int index = children.size(); index <= value; index++) {
              children.add(new ShowHideTree());
          }
          return (ShowHideTree)children.get(value);
      }
      
      public ShowHideTree append() {
          return getChild(children.size());
      }
      
      public ShowHideTree remove(Integer index) {
          return remove(index.intValue());
      }
      
      public ShowHideTree remove(int index) {
          return (ShowHideTree)children.remove(index);
      }
          
      public Boolean getShow() {
          return show;
      }
      
      public void setShow(Boolean show) {
          this.show = show;
      }
          
  }